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想要识别一个三角形,但是函数库里面好像没有,用直线的位置判断可以吗,但是找到的直线却不会返回位置
可以用直线或者线段检测,可以通过返回的角度判断。三角形的内角和等于180度。
可以返回坐标,具体的查阅文档。